A091048 - cp's OEIS frontend

A091048 a(n) = the number of steps needed to reach the final value of n via repeated interpretation of n as a base b+1 number where b is the largest digit of n.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	3
18	4
19	0
20	1
21	1
22	1
23	2
24	2
25	4
26	2
27	3
28	3
29	0
30	2
31	2
32	2
33	3
34	1
35	3
36	4
37	3
38	4
39	0
40	2
41	2
42	2
43	3
44	3
45	1
46	2
47	1
48	4
49	0
50	3
51	3
52	3
53	4
54	2
55	4
56	3
57	2
58	5
59	0
60	3
61	4
62	4
63	2
64	3
65	2
66	5
67	5
68	5
69	0
70	4
71	3
72	6
73	1
74	4
75	5
76	5
77	3
78	4
79	0
80	7
81	2
82	5
83	6
84	6
85	4
86	5
87	1
88	8
89	0
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	0
98	0
99	0
100	1

[0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 3, 4, 0, 1, 1, 1, 2, 2, 4, 2, 3, 3, 0, 2, 2, 2, 3, 1, 3, 4, 3, 4, 0, 2, 2, 2, 3, 3, 1, 2, 1, 4, 0, 3, 3, 3, 4, 2, 4, 3, 2, 5, 0, 3, 4, 4, 2, 3, 2, 5, 5, 5, 0, 4, 3, 6, 1, 4, 5, 5, 3, 4, 0, 7, 2, 5, 6, 6, 4, 5, 1, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]

cp's OEIS Frontend

A091048 a(n) = the number of steps needed to reach the final value of n via repeated interpretation of n as a base b+1 number where b is the largest digit of n.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	3
18	4
19	0
20	1
21	1
22	1
23	2
24	2
25	4
26	2
27	3
28	3
29	0
30	2
31	2
32	2
33	3
34	1
35	3
36	4
37	3
38	4
39	0
40	2
41	2
42	2
43	3
44	3
45	1
46	2
47	1
48	4
49	0
50	3
51	3
52	3
53	4
54	2
55	4
56	3
57	2
58	5
59	0
60	3
61	4
62	4
63	2
64	3
65	2
66	5
67	5
68	5
69	0
70	4
71	3
72	6
73	1
74	4
75	5
76	5
77	3
78	4
79	0
80	7
81	2
82	5
83	6
84	6
85	4
86	5
87	1
88	8
89	0
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	0
98	0
99	0
100	1

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	3
18	4
19	0
20	1
21	1
22	1
23	2
24	2
25	4
26	2
27	3
28	3
29	0
30	2
31	2
32	2
33	3
34	1
35	3
36	4
37	3
38	4
39	0
40	2
41	2
42	2
43	3
44	3
45	1
46	2
47	1
48	4
49	0
50	3
51	3
52	3
53	4
54	2
55	4
56	3
57	2
58	5
59	0
60	3
61	4
62	4
63	2
64	3
65	2
66	5
67	5
68	5
69	0
70	4
71	3
72	6
73	1
74	4
75	5
76	5
77	3
78	4
79	0
80	7
81	2
82	5
83	6
84	6
85	4
86	5
87	1
88	8
89	0
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	0
98	0
99	0
100	1

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	2
16	2
17	3
18	4
19	0
20	1
21	1
22	1
23	2
24	2
25	4
26	2
27	3
28	3
29	0
30	2
31	2
32	2
33	3
34	1
35	3
36	4
37	3
38	4
39	0
40	2
41	2
42	2
43	3
44	3
45	1
46	2
47	1
48	4
49	0
50	3
51	3
52	3
53	4
54	2
55	4
56	3
57	2
58	5
59	0
60	3
61	4
62	4
63	2
64	3
65	2
66	5
67	5
68	5
69	0
70	4
71	3
72	6
73	1
74	4
75	5
76	5
77	3
78	4
79	0
80	7
81	2
82	5
83	6
84	6
85	4
86	5
87	1
88	8
89	0
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	0
98	0
99	0
100	1